Plant Identification: ID please, 4 by OldWrangler

OldWrangler wrote:A trip into the local woods yielded several plants I can't ID. Please help. I'll load pic on 2 here and another post will have another one. The first 2 are of a local tree It is maybe 25' tall with weeping limbs. Been in bloom about a week if this is a flower. No leaves yet.

Second seems to be like a shrub. Branch was about 6' off the ground. It was in the middle of a stand of bamboo.